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5. Anderson, J.D., Lau, E.L., Giampieri G., “Measurement of the PPN Para-meter γ with Radio Signals from the Cassini Spacecraft at X- and Ka-Bands,” in Proc. “The XXII Texas Symposium on Relativistic Astrophysics,” Stanford University, December 13-17, 2004, eConf C041213 #0305 (2004).